/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.model;

import java.io.File;
import java.util.logging.Logger;

import javolution.util.FastList;
import javolution.util.FastMap;
import net.sf.l2j.Config;
import net.sf.l2j.gameserver.datatables.ItemTable;
import net.sf.l2j.gameserver.templates.item.L2Item;
import net.sf.l2j.gameserver.xmlfactory.XMLDocumentFactory;

import org.w3c.dom.Document;
import org.w3c.dom.Node;

/**
 * Service class for manor
 * @author l3x
 */
public class L2Manor
{
	private static Logger _log = Logger.getLogger(L2Manor.class.getName());

    private static FastMap<Integer,SeedData> _seeds;

    public L2Manor()
    {
		_seeds = new FastMap<Integer, SeedData>().shared();
		parseData();
	}

	public static L2Manor getInstance()
	{
		return SingletonHolder._instance;
	}

    public FastList<Integer> getAllCrops()
    {
    	FastList<Integer> crops = new FastList<Integer>();

    	for (SeedData seed: _seeds.values())
    	{
    		if (!crops.contains(seed.getCrop()) && seed.getCrop() != 0 && !crops.contains(seed.getCrop()))
    			crops.add(seed.getCrop());
    	}

    	return crops;
    }

    public int getSeedBasicPrice (int seedId)
    {
    	L2Item seedItem = ItemTable.getInstance().getTemplate(seedId);

    	if (seedItem != null)
    		return seedItem.getReferencePrice();
    	else
    		return 0;
    }

    public int getSeedBasicPriceByCrop (int cropId)
    {
    	for (SeedData seed: _seeds.values())
    	{
    		if (seed.getCrop() == cropId)
    			return getSeedBasicPrice(seed.getId());
    	}
    	return 0;
    }

    public int getCropBasicPrice (int cropId)
    {
    	L2Item cropItem = ItemTable.getInstance().getTemplate(cropId);

    	if (cropItem != null)
    		return cropItem.getReferencePrice();
    	else
    		return 0;
    }

    public int getMatureCrop (int cropId)
    {
    	for (SeedData seed: _seeds.values())
    	{
    		if (seed.getCrop() == cropId)
    			return seed.getMature();
    	}
    	return 0;
    }

    /**
     * Returns price which lord pays to buy one seed
     * @param seedId
     * @return seed price
     */
    public int getSeedBuyPrice (int seedId)
    {
    	int buyPrice = getSeedBasicPrice(seedId) / 10;
    	return (buyPrice > 0?buyPrice:1);
    }

    public int getSeedMinLevel(int seedId)
    {
		SeedData seed = _seeds.get(seedId);
		if (seed != null)
			return seed.getLevel() - 5;
		
		return -1;
	}

	public int getSeedMaxLevel(int seedId)
	{
		SeedData seed = _seeds.get(seedId);
		if (seed != null)
			return seed.getLevel() + 5;
		
		return -1;
	}

	public int getSeedLevelByCrop (int cropId)
	{
		for (SeedData seed: _seeds.values())
		{
    		if (seed.getCrop() == cropId)
    			return seed.getLevel();
    	}
    	return 0;
	}

    public int getSeedLevel(int seedId)
    {
		SeedData seed = _seeds.get(seedId);
		if (seed != null)
			return seed.getLevel();
		
		return -1;
	}

    public boolean isAlternative(int seedId)
    {
    	for (SeedData seed: _seeds.values())
    	{
    		if (seed.getId() == seedId)
    			return seed.isAlternative();
    	}
    	return false;
    }

    public int getCropType(int seedId)
    {
		SeedData seed = _seeds.get(seedId);
		if (seed != null)
			return seed.getCrop();
		
		return -1;
	}

    public synchronized int getRewardItem(int cropId, int type)
    {
		for (SeedData seed : _seeds.values())
		{
			// there can be several seeds with same crop, but reward should be the same for all
			if (seed.getCrop() == cropId)
				return seed.getReward(type);
		}
		return -1;
	}

    public synchronized int getRewardItemBySeed (int seedId, int type)
    {
    	SeedData seed = _seeds.get(seedId);
		if (seed != null)
			return seed.getReward(type);
		
		return 0;
    }

    /**
	 * Return all crops which can be purchased by given castle
	 *
	 * @param castleId
	 * @return
	 */
    public FastList<Integer> getCropsForCastle(int castleId)
    {
		FastList<Integer> crops = new FastList<Integer>();

		for (SeedData seed : _seeds.values())
		{
			if (seed.getManorId() == castleId && !crops.contains(seed.getCrop()))
				crops.add(seed.getCrop());
		}
		return crops;
	}
    /**
     * Return list of seed ids, which belongs to castle with given id
     * @param castleId - id of the castle
     * @return seedIds - list of seed ids
     */
    public FastList<Integer> getSeedsForCastle(int castleId)
    {
		FastList<Integer> seedsID = new FastList<Integer>();

		for (SeedData seed : _seeds.values())
		{
			if (seed.getManorId() == castleId && !seedsID.contains(seed.getId()))
				seedsID.add(seed.getId());
		}
		return seedsID;
	}

    /**
     * Returns castle id where seed can be sowned<br>
     * @param seedId
     * @return castleId
     */
    public int getCastleIdForSeed(int seedId)
    {
		SeedData seed = _seeds.get(seedId);
		if (seed != null)
			return seed.getManorId();
		
		return 0;
	}

    public int getSeedSaleLimit(int seedId)
    {
    	SeedData seed = _seeds.get(seedId);
    	if (seed != null)
    		return seed.getSeedLimit();
    	
    	return 0;
    }

    public int getCropPuchaseLimit(int cropId)
    {
    	for (SeedData seed : _seeds.values())
    	{
    		if (seed.getCrop() == cropId)
    			return seed.getCropLimit();
    	}
    	return 0;
    }

    private class SeedData
    {
        private int _id;
        private int _level;			// seed level
        private int _crop;			// crop type
        private int _mature;		// mature crop type
        private int _type1;
        private int _type2;
        private int _manorId;		// id of manor (castle id) where seed can be farmed
        private int _isAlternative;
        private int _limitSeeds;
        private int _limitCrops;

        public SeedData(int level ,int crop, int mature)
        {
        	this._level = level;
            this._crop = crop;
            this._mature = mature;
        }

        public void setData(int id, int t1, int t2, int manorId, int isAlt, int lim1, int lim2)
        {
            this._id = id;
            _type1 = t1;
            _type2 = t2;
            _manorId = manorId;
            _isAlternative = isAlt;
            _limitSeeds = lim1;
            _limitCrops = lim2;
        }

        public int getManorId ()
        {
        	return _manorId;
        }

        public int getId()
        {
        	return _id;
        }

        public int getCrop()
        {
        	return _crop;
        }

        public int getMature()
        {
        	return _mature;
        }

        public int getReward(int type)
        {
        	return (type == 1?_type1:_type2);
        }

        public int getLevel()
        {
        	return _level;
        }

        public boolean isAlternative()
        {
        	return (_isAlternative == 1);
        }

        public int getSeedLimit()
        {
        	return _limitSeeds*Config.RATE_DROP_MANOR;
        }

        public int getCropLimit()
        {
        	return _limitCrops*Config.RATE_DROP_MANOR;
        }
    }

    private void parseData()
	{
		try
		{
			File f = new File(Config.DATAPACK_ROOT + "/data/xml/seeds.xml");
			Document doc = XMLDocumentFactory.getInstance().loadDocument(f);
			
			Node n = doc.getFirstChild();
			for (Node d = n.getFirstChild(); d != null; d = d.getNextSibling())
			{
				if (d.getNodeName().equalsIgnoreCase("seed"))
				{
					int seedId = Integer.valueOf(d.getAttributes().getNamedItem("id").getNodeValue()); // seed id
					int level = Integer.valueOf(d.getAttributes().getNamedItem("level").getNodeValue()); // seed level
					int cropId = Integer.valueOf(d.getAttributes().getNamedItem("cropId").getNodeValue()); // crop id
					int matureId = Integer.valueOf(d.getAttributes().getNamedItem("matureId").getNodeValue()); // mature crop id
					int type1R = Integer.valueOf(d.getAttributes().getNamedItem("r1").getNodeValue()); // type I reward
					int type2R = Integer.valueOf(d.getAttributes().getNamedItem("r2").getNodeValue()); // type II reward
					int manorId = Integer.valueOf(d.getAttributes().getNamedItem("manor").getNodeValue()); // id of manor, where seed can be farmed
					int isAlt = Integer.valueOf(d.getAttributes().getNamedItem("isAlternative").getNodeValue()); // alternative seed
					int limitSeeds = Integer.valueOf(d.getAttributes().getNamedItem("seedsLimit").getNodeValue()); // limit for seeds
					int limitCrops = Integer.valueOf(d.getAttributes().getNamedItem("cropsLimit").getNodeValue()); // limit for crops

					SeedData seed = new SeedData(level, cropId, matureId);
					seed.setData(seedId, type1R, type2R, manorId, isAlt, limitSeeds, limitCrops);
					_seeds.put(seed.getId(), seed);
				}
			}
		}
		catch (Exception e)
		{
			_log.warning("ManorManager: Error while creating table: " + e);
		}
		_log.info("ManorManager: Loaded " + _seeds.size() + " seeds.");
	}
    
	private static class SingletonHolder
	{
		protected static final L2Manor _instance = new L2Manor();
	}
}